License - Ballistics.run

3-Clause BSD License

Ballistics.run is released under the 3-Clause BSD License, a permissive open-source license that allows you to use, modify, and distribute the software with minimal restrictions.

Copyright (c) 2025, Ballistics.run Contributors All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

What This Means (Plain Language)

You are free to:

Use the software for any purpose (commercial or non-commercial)
Modify the source code
Distribute the original or modified versions
Incorporate it into your own projects

You must:

Include the copyright notice and license text in redistributions
Not use the project's name to promote your derivatives without permission

You cannot:

Hold the authors liable for any damages
Claim warranties (the software is provided "as is")

Why BSD License?

We chose the 3-Clause BSD License because it:

Allows maximum freedom for users and developers
Permits commercial use without restrictions
Is compatible with most other open-source licenses
Encourages community contributions and collaboration
Protects contributors from liability

Open Source Philosophy

We believe that ballistics tools should be transparent, verifiable, and freely available to the shooting community. Open-source software allows experts to review the physics models, suggest improvements, and ensure accuracy.

Related Projects

This simulator is built on the ballistics-engine, an open-source Rust library for ballistics calculations, also released under the 3-Clause BSD License.

Contributing

Contributions are welcome! By contributing to this project, you agree that your contributions will be licensed under the same BSD 3-Clause License.